232135589 has 6 divisors (see below), whose sum is σ = 270035334. Its totient is φ = 198973320.

The previous prime is 232135583. The next prime is 232135591. The reversal of 232135589 is 985531232.

It can be written as a sum of positive squares in only one way, i.e., 230736100 + 1399489 = 15190^2 + 1183^2 .

It is a de Polignac number, because none of the positive numbers 2^k-232135589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232135583) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2368682 + ... + 2368779.

It is an arithmetic number, because the mean of its divisors is an integer number (45005889).

Almost surely, 2^232135589 is an apocalyptic number.

It is an amenable number.

232135589 is a deficient number, since it is larger than the sum of its proper divisors (37899745).

232135589 is an equidigital number, since it uses as much as digits as its factorization.

232135589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737475 (or 4737468 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 232135589 is about 15235.9964885793. The cubic root of 232135589 is about 614.5830465277.

The spelling of 232135589 in words is "two hundred thirty-two million, one hundred thirty-five thousand, five hundred eighty-nine".